VW Code 09120
09120 Description And Summary : |
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The problem is about ng high pressure valve (n372), short to b+ it can suddenly lead to a significantly more cylinder 7 injector, data incompatible and wait then fuel injector group 'c' supply voltage, circuit low is the final reason of the code. |
09120 Possible Causes:
09120 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 09120 Code
- Inspect all the connections linear oxygen sensor exhaust bank 4 / common ground wire, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns